1002122022 has 32 divisors (see below), whose sum is σ = 2211027840. Its totient is φ = 300259520.

The previous prime is 1002121963. The next prime is 1002122047. The reversal of 1002122022 is 2202212001.

It is a junction number, because it is equal to n+sod(n) for n = 1002121989 and 1002122007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79428 + ... + 91175.

It is an arithmetic number, because the mean of its divisors is an integer number (69094620).

Almost surely, 2^1002122022 is an apocalyptic number.

1002122022 is an abundant number, since it is smaller than the sum of its proper divisors (1208905818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002122022 is a wasteful number, since it uses less digits than its factorization.

1002122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170708.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1002122022 is about 31656.3109347883. The cubic root of 1002122022 is about 1000.7068409249.

Adding to 1002122022 its reverse (2202212001), we get a palindrome (3204334023).

The spelling of 1002122022 in words is "one billion, two million, one hundred twenty-two thousand, twenty-two".